| 单词 | quackgrass |
| 释义 | > as lemmasquackgrass In full quackgrass. Couch grass, Elymus repens. Cf. quick n.2Occasionally applied to other kinds of grass (see quot. 1840). ΘΚΠ the world > plants > particular plants > plants perceived as weeds or harmful plants > weed > grasses perceived as weeds > [noun] > couch-grass quitcheOE quicka1400 quicken?c1425 couch-grass1578 twitch1588 twitch grass1588 dog grass1597 sea dog's grass1597 quick grass1617 couch1637 wheat-grass1668 scutch1686 quickenings1762 quicken grass1771 spear-grass1784 squitch1785 witchgrass1790 felt1794 dog-wheat1796 creeping wheat1819 quack1822 switch-grass1840 couch-wheat1884 1822 A. Eaton Man. Bot. (ed. 3) ii. 494 Triticum..repens..wheat-grass, couch-grass, quack-grass... Very troublesome in fertile soil. 1840 J. Buel Farmer's Compan. (ed. 2) 232 Many species of the festuca and agrostis genera, particularly the A. stricta, of which our quack or witch-grass is a variety. 1884 G. Vasey Agric. Grasses U.S. 108 Quack grass... There has been a good deal of discussion relative to this grass, some pronouncing it one of the vilest of weeds. 1930 Times Educ. Suppl. 31 May 248/1 It [sc. couchgrass] has a good many names: squitch, scutch, quack..are all in use. 1963 J. Cheever Jrnls. (1991) 178 A lawn choked with quack grass. 1993 Community Press 7 Dec. b3/1 The only post-emergent chemical developed for controlling annual grasses and quackgrass in corn. < as lemmas |
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